查询词典 involutory algebra

SVD can reflect the algebra character of the image effectively, and then through SVD operation on vehicle image matrix which includes singular value dimensionality reduction and singular value vector compositor, the feature subspace for recognition is established.

奇异值分解是基于代数特征的特征提取，经过对车辆图像矩阵的奇异值分解，再经过奇异值降维压缩和奇异值矢量排序，最后建立了用于识别的特征子空间。

Vector is an important mathematical tool for the study, the method is the use of vector algebra vector solution to the issue of three-dimensional geometry of a convenient method, space vector as the new content, in dealing with space issues have considerable advantages space than the original problem to deal with more flexibility.

向量是数学研究的一种重要工具，向量的方法是使用向量的代数方法去解决立体几何问题的一种便捷的方法，空间向量作为新加入的内容，在处理空间问题中具有相当的优越性，比原来处理空间问题的方法更有灵活性。

With the development of science and project technology, more and more questions need the solution of big linear systems. This solution is one of the fastest ways for researching numerical algebra, especially for the big sparse matrix.

随着科学和工程技术的发展，越来越多的问题需要求解大规模的线性方程组，对这类方程的快速求解已成为数值代数研究的热点之一，特别是具有稀疏结构的大型方程组的求解。

Angular momentum: operators, commutator algebra, eigenvalues and eigenstates, spherical harmonics.

角动量：算符，对易代数，本征值和本征态，球谐函数。

Following the constraint of AMFI on the SGS stress model, a non-linear SGS stress model is developed, based on the tensor algebra and Taylor expansion theory, in terms of resolvable strain rate tensor and rotation tensor.

根据旋转湍流SGS模型的建模规则，利用张量代数和Taylor近似理论发展了一种由大涡应变率和旋转张量构成的非线性SGS应力模型，并满足AMFI条件。

We also can give the structure theorem for finite dimensional basic Hopf algebra of tame type in the radical graded case.

对于Tame型的Basic Hopf代数，我们可以给出的是根分次情形的结构定理。

The fact that a fuzzy ideal of a BCI algebra is closed if and only if it is a fuzzy subalgebra is proved.

证明了BCI代数的一个Fuzzy理想是闭的，当且仅当它是一个Fuzzy子代数。

There is a close relationship between a left L-comdule algebra A and its coinvariants subalgebra C.

注意到左L-余模代数A和它的余不变子代数C存在很密切的关联，我们称此关系是Morita关系。

So in a noncommutative mathrm C^*-algebra, there must exist a hereditarymathrm C^*-subalgebra which is not a closed ideal.

因此在非交换的 mathrm C^*-代数中必有一个非闭理想的遗传子代数。

Then we study the adjoint action of the quantum algebra u_qf(K, H and discuss the structure of its locally finite subalgebra.

讨论了量子代数U_qf(K，H上的伴随作用并给出了其局部有限子代数的结构定理。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。